24w33a Experimental Redstone Dust Changes vs 0-tick Piston Doors
Its bad...
Problem is that they prevented dust from sending out block updates, which breaks many common qc and 0-tick setups, leading to uhh the carnage shown here.
Here's the link to the stupid official feedback thing where they will get your post stuck in verification for 999 hours than just ignore you but complaining still might help. https://feedback.minecraft.net/hc/en-...